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LiftMaster / Accessory reference

LiftMaster 480LM

LiftMaster 480LM: Mounting kit described exclusively for LiftMaster wall-mount 8500 and 3800 openers.

US source scopeUpdated 2026-09-12Independent Anderson reference

Match the whole number.

Manufacturer identifier: 480LM. Keep every character when comparing it with your label or paperwork. A similar number does not establish the same component.

Values apply to the exact identifier and scope in the cited source.
Supplier-stated detailMounting kit described exclusively for LiftMaster wall-mount 8500 and 3800 openers.
Supplier-stated detailAllows a lower opener position where low ceilings or obstructions affect placement.
Selection limitationLowering distance, dimensions, clearances and contents are not supplied. The two named models do not establish every RJO installation.

Documented fitment & exclusions

Read the exact equipment or component, market, production and variant limits in every row. An omitted pairing has not been verified by this reference.

Source statements and their exact conditions. Use the checker below to compare equipment or a component.
Equipment or component / relationshipEvidence and conditions
8500

Documented compatibility

From 480LM to 8500.

Conditional

Additional source conditions or an adapter must be checked before confirming compatibility.

Details still needed
  • connection-purpose
  • source conditions

Use the exact label and the source scope below. An unanswered condition keeps this result conditional or unverified.

Denco names 480LM in the stated application with 8500. The supplier limits this application to the exact 8500 and 3800 wall-mount models. Other suffixes and revisions are unverified.

Applies only within this source scope
  • Market: US
  • Model scope: 8500
  • connection-purpose: Alternative mounting position for the wall-mount opener
  • Denco supplier statement for the US reference catalog; confirm the installed equipment and required functions. This is not a physical fitment test.
  • The supplier limits this application to the exact 8500 and 3800 wall-mount models. Other suffixes and revisions are unverified.
3800

Documented compatibility

From 480LM to 3800.

Conditional

Additional source conditions or an adapter must be checked before confirming compatibility.

Details still needed
  • connection-purpose
  • source conditions

Use the exact label and the source scope below. An unanswered condition keeps this result conditional or unverified.

Denco names 480LM in the stated application with 3800. The supplier limits this application to the exact 8500 and 3800 wall-mount models. Other suffixes and revisions are unverified.

Applies only within this source scope
  • Market: US
  • Model scope: 3800
  • connection-purpose: Alternative mounting position for the wall-mount opener
  • Denco supplier statement for the US reference catalog; confirm the installed equipment and required functions. This is not a physical fitment test.
  • The supplier limits this application to the exact 8500 and 3800 wall-mount models. Other suffixes and revisions are unverified.

Direct replacement paths

No direct successor for 480LM is verified in this reference.

A direct replacement statement does not establish reverse interchangeability, a kit equivalent or a later replacement chain.

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Selected: 480LM · Read its reference. Selection identifies a record; it does not confirm fitment.

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An accessory pairing, including a receiver or wall console, applies only to the exact listed pair and source conditions. It does not establish suitability for your installed opener or compatibility through another device.

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Recall references

No recall reference is included for this identifier in the published dataset. This is not a safety clearance or proof that no recall exists.

Sources & scope

  1. Denco supplier reference: LO 480LMDenco · US · checked 2026-09-12

Anderson prepared this reference from the listed evidence. Source statements are not an Anderson installation inspection or independent product test. Official documents stay on their publisher’s website.

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This is an independent Anderson reference. Manufacturer names identify the equipment and do not imply affiliation or authorized-dealer status. Anderson provides repair service in its listed Connecticut communities.

A reference listing does not establish current stock, a price, eligibility for manufacturer support or that a component is faulty.

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